Home / 52,519.36-78,789.51-15,079.74

Finding the Fourth Proportional to 52,519.36, 78,789.51 and 15,079.74

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Solution

The fourth proportional to 52,519.36, 78,789.51 and 15,079.74 is: 22,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.36 : 78,789.51 = 15,079.74 : x
  2. Step 2: Convert to fraction form
    52,519.36/78,789.51 = 15,079.74/x
  3. Step 3: Cross multiply
    52,519.36x = 78,789.51 × 15,079.74
  4. Step 4: Simplify right side
    52,519.36x = 1,188,125,325.53
  5. Step 5: Solve for x
    x = 1,188,125,325.53/52,519.36
  6. Step 6: Final answer
    x = 22,622.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.